package UDPbili;

import java.io.IOException;
import java.net.DatagramPacket;
import java.net.DatagramSocket;

public class TalkReceiver implements Runnable{

    DatagramSocket socket = null;
    private int port;
    private String msgFrom;

    public TalkReceiver(int port,String msgFrom) {
        this.port = port;
        this.msgFrom = msgFrom;
        try {
            socket = new DatagramSocket(port);
        }catch (Exception e){
            e.printStackTrace();
        }
    }

    @Override
    public void run() {
        while (true) {
            try {

                    //准备接收包裹
                    byte[] container = new byte[1024];
                    DatagramPacket packet = new DatagramPacket(container,0,container.length);
                    socket.receive(packet);//阻塞式接收包裹

                    //断开连接 bye
                    byte[] data = packet.getData();
                    String receiveData = new String(data,0,data.length);

                    System.out.println(this.msgFrom+" "+receiveData);

                    if (receiveData.equals("bye")){
                        break;
                    }

            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        socket.close();
    }
}
